* Basic setup for Force Control
* Buffs transitioned to new level system
Implemented level up buffs (Also made a double value avaliable at certain levels)
Added experience for research, rocket launched, mined rocks
Removing experience on player death. 0.5% of total experience
Added total_experience to ForceControl.lua
Refactored util/game.lua
* Transfered market item unlocks
Made Market Items unlock through the force control system.
Removed stone from mined stone
* Initial conversion of market items to coins
* Started biter killing giving XP
* XP for killing enemies. GUI update
* Made ForceControl.remove_experience return the actual removed experience
* Got my head and mind back, also fixed progress bar saying long numbers
* Changed get_market()
* Brand new formula, CI review changes
* Update CHANGELOG.md
